This headband is fairly easy to do, made for beginner/intermediate knitters it includes lace and is knit flat.

This is a straight needle pattern

This pattern is an adaptation of the Vine Lace hat by Gretchen Stacy, link in the links.

You can use any type of yarn for this pattern of course the suggested weight is, as always, Medium 4 and maybe Bulky 5 if you’re feeling ambitious.